Ext.eu.sm.MailBox.FolderTreeColumnNodeUI = Ext.extend(Ext.tree.TreeNodeUI, {
	focus: Ext.emptyFn, // prevent odd scrolling behavior

	renderElements : function(n, a, targetNode, bulkRender){
		this.indentMarkup = n.parentNode ? n.parentNode.ui.getChildIndent() : '';

		var t = n.getOwnerTree();
		var cols = t.columns;
		var bw = t.borderWidth;
		var c = cols[0];

		var buf = [
			'<li class="x-tree-node"><div ext:tree-node-id="',n.id,'" class="x-tree-node-el x-tree-node-leaf ', a.cls,'">',
				'<div class="x-tree-col" style="width:',c.width-bw,'px;">',
					'<span class="x-tree-node-indent">',this.indentMarkup,"</span>",
					'<img src="', this.emptyIcon, '" class="x-tree-ec-icon x-tree-elbow">',
					'<img src="', a.icon || this.emptyIcon, '" class="x-tree-node-icon',(a.icon ? " x-tree-node-inline-icon" : ""),(a.iconCls ? " "+a.iconCls : ""),'" unselectable="on">',
					'<a hidefocus="on" class="x-tree-node-anchor" href="',a.href ? a.href : "#",'" tabIndex="1" ',
					a.hrefTarget ? ' target="'+a.hrefTarget+'"' : "", '>',
					'<span unselectable="on">', n.text || (c.renderer ? c.renderer(a[c.dataIndex], n, a) : a[c.dataIndex]),"</span></a>",
				"</div>"];
		for(var i = 1, len = cols.length; i < len; i++){
			c = cols[i];

			buf.push('<div class="x-tree-col ',(c.cls?c.cls:''),'" style="width:',c.width-bw,'px;">',
						'<div class="x-tree-col-text">',(c.renderer ? c.renderer(a[c.dataIndex], n, a) : a[c.dataIndex]),"</div>",
					"</div>");
		}
		buf.push(
			'<div class="x-clear"></div></div>',
			'<ul class="x-tree-node-ct" style="display:none;"></ul>',
			"</li>");

		if(bulkRender !== true && n.nextSibling && n.nextSibling.ui.getEl()){
			this.wrap = Ext.DomHelper.insertHtml("beforeBegin",
								n.nextSibling.ui.getEl(), buf.join(""));
		}else{
			this.wrap = Ext.DomHelper.insertHtml("beforeEnd", targetNode, buf.join(""));
		}

		this.elNode = this.wrap.childNodes[0];
		this.ctNode = this.wrap.childNodes[1];
		var cs = this.elNode.firstChild.childNodes;
		this.indentNode = cs[0];
		this.ecNode = cs[1];
		this.iconNode = cs[2];
		this.anchor = cs[3];
		this.textNode = cs[3].firstChild;
	}
});